# A109658 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 9 5 11 6 18 7 54 8 74 9 108 10 135 11 426 12 531 13 585 14 1361 15 3456 16 6771 17 7245 18 7392 19 11025 20 11957 21 21494 22 27063 23 41952 24 68494 25 72516 26 108742 27 128331